TY - BOOK AU - ASHISH TYAGI TI - OBSERVATIONAL STUDY TO COMPARE THE EFFECT OF ISOBARIC ROPIVACAINE 0.75% WITH DEXMEDETOMIDINE AND CLONIDINE AS AN ADJUVANT IN SPINAL ANAESTHESIA IN LOWER LIMB AND LOWER ABDOMINAL SURGERIES U1 - 617.96 PY - 2014///-2017 CY - PIPARIYA PB - SUMANDEEP VIDYAPEETH KW - ANAESTHESIA ER -